CN107612577B - A kind of channel selecting system, method and electronic equipment - Google Patents
A kind of channel selecting system, method and electronic equipment Download PDFInfo
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- CN107612577B CN107612577B CN201710886233.XA CN201710886233A CN107612577B CN 107612577 B CN107612577 B CN 107612577B CN 201710886233 A CN201710886233 A CN 201710886233A CN 107612577 B CN107612577 B CN 107612577B
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Abstract
The invention discloses a kind of channel selecting system, method and electronic equipment, channel selecting system includes control module, the first channel selection block, second channel selecting module and third channel selection block；First channel selection block includes the first signal transmitting and receiving link for working in the first working channel, second channel selecting module includes the changeable second signal receiving-transmitting chain for working in the first working channel or working in the second working channel, and third channel selection block includes the changeable third signal transmitting and receiving link for working in the second working channel or working in the first working channel；First working channel includes non-Radar channel, and the second working channel includes Radar channel.The channel selecting system of the embodiment of the present invention can effectively solve the problem of existing scheme will appear data-transmission interruptions when detecting radar signal, improve wireless network reliability and user experience.
Description
Technical field
The present invention relates to electronic circuit technology field more particularly to a kind of channel selecting systems, method and electronic equipment.
Background technique
Since there are Radar channels in 5G frequency range, when wireless device uses these channels, it is necessary to which detecting at any time is wherein
No there are radar signals, and equipment stops working to avoid to radar signal when detecting radar signal.This side
Formula will cause wireless network transmissions interruption, reduce the reliability of wireless network.
It as described in Figure 1, is the structural schematic diagram for the channel selecting system that the prior art provides, including central processing unit
100, low frequency band cells 101, front end unit 1011, filter unit 1012, antenna 1013, high frequency tape cell 102, front end unit
1021, filter unit 1022 and antenna 1023.
The central processing unit 100 is connected between the low frequency band cells 101 and the high frequency tape cell 102, institute
The output end for stating low frequency band cells 101 connects the input terminal of the front end unit 1011, the input terminal of the low frequency band cells 101
Connect the output end of the front end unit 1011, the filter unit 1012 be connected to the front end unit 1011 transmission end and
Between the antenna 1013, the output end of the high frequency tape cell 102 connects the input terminal of the front end unit 1021, the height
The input terminal of bands unit 102 connects the output end of the front end unit 1021, the filter unit 1022 be connected to it is described before
Between the transmission end of end unit 1021 and the antenna 1023.
Under normal operating conditions, the low frequency band cells 101 work in the Slave mode that non-Radar channel is in DFS
It is responsible for carrying out data transmission with Gateway, the high frequency tape cell 102 works in the Master mould that Radar channel is in DFS
Formula is responsible for detecting the data transmission between the radar signal and control wireless network and client in Radar channel；The high frequency band
Unit 102, which detects in Radar channel, then sends interrupt signal to the central processing unit 100 there are radar signal, at this time institute
It states central processing unit 100 and controls the stopping of the high frequency tape cell 102 transmission data, and do not use the letter in 30 minutes
Road；During detecting other working channels in Radar channel again and whether thering is radar signal, detection time to be at least 60 seconds
The high frequency tape cell 102 stops sending signal；The high frequency tape cell 102 is sent if not having radar signal in the channel
Restore signal to the central processing unit 100, the central processing unit 100 controls the high frequency tape cell 102 and restores just
Often work.
As it can be seen that the channel selecting system of the prior art when detecting radar signal due to that can make when there are radar signal
Data-transmission interruptions, therefore it is unstable to cause wireless network, reduces user experience.
Summary of the invention
The object of the present invention is to provide a kind of channel selecting systems, can effectively solve existing scheme when detecting radar signal
The problem of will appear data-transmission interruptions, improves wireless network reliability and user experience.
To achieve the above object, the embodiment of the invention provides a kind of channel selecting system, including control module and with
The first channel selection block, second channel selecting module and the third channel selection block that the control module is separately connected；
First channel selection block includes the first signal transmitting and receiving link for working in the first working channel, and described second
Channel selection block includes the changeable second signal for working in first working channel or working in the second working channel
Receiving-transmitting chain, the third channel selection block include changeable working in the second working channel or working in first work
Make the third signal transmitting and receiving link of channel；First working channel includes non-Radar channel, and second working channel includes
Radar channel；
Wherein, described under the action of the control module when radar signal is not present in second working channel
Third channel selection block works in second working channel, and first channel selection block and second channel select simultaneously
Module works in first working channel；When in second working channel there are when radar signal, in the control module
Under the action of, non-thunder of the third signal transmitting and receiving antenna efficiency of the third channel selection block in first working channel
The second signal receiving-transmitting chain of the second channel selecting module works in second working channel while up to channel, and
First signal transmitting and receiving link of one channel selection block stops working.
Channel selecting system disclosed by the embodiments of the present invention whether there is using the control module according in working channel
Radar signal make first, second, and third signal selection module work in different frequency range Radar channel or non-radar letter
Road realizes that there are the wireless network data normal transmissions that can guarantee user radar signal even if in working channel.It solves existing
There is the problem of technical solution will appear data-transmission interruptions when detecting radar signal, improves wireless network reliability and user's body
It tests.
As an improvement of the above scheme, the control module includes the first working channel unit, the second working channel unit
And central processing unit；
The first working channel unit is separately connected first channel selection block and second channel selecting module, institute
It states central processing unit to be connected between the second working channel unit and the first working channel unit, second work
Make Channel Elements and connects the third channel selection block.
As an improvement of the above scheme, the first signal transmitting and receiving link includes front end unit, filter unit and antenna；
The front end unit connects the control module, and the transmission end of the front end unit connects the filter unit, institute
It states filter unit and connects the antenna.
As an improvement of the above scheme, the second signal receiving-transmitting chain includes front end unit, the first filter unit, second
Filter unit, the first switching switch, the second switching switch and antenna；
The front end unit connects the control module, and the transmission end connection of the front end unit first filtering is single
Member, first filter unit and second filter unit pass through the second switching switch and connect the antenna, described
Second filter unit connects the control module by the first switching switch.
As an improvement of the above scheme, the third signal transmitting and receiving link includes front end unit, filter unit, the first switching
Switch, the second switching switch and antenna；
The front end unit connects the control module, and the transmission end connection of the front end unit first switching is opened
It closes, the first switching switch is separately connected the second switching switch and the filter unit, the filter unit are connected to
Between the first switching switch and the second switching switch, the second switching switch connects the antenna.
As an improvement of the above scheme, the frequency range of first working channel is 5170~5330 megahertzs, described
The frequency range of second working channel is 5490~5835 megahertzs.
As an improvement of the above scheme, the first switching switch and the second switching switch are radio frequency converting switch.
Channel selecting system provided in an embodiment of the present invention whether there is by the control module according in working channel
Radar signal makes first signal selection module, second signal selecting module and third signal selection module work in different frequencies
The Radar channel or non-Radar channel of section realize that there are the wireless networks that can guarantee user radar signal even if in working channel
Data normal transmission.It solves the problems, such as that prior art will appear data-transmission interruptions when detecting radar signal, improves
Wireless network reliability and user experience.
The embodiment of the present invention also provides a kind of channel selecting method, comprising steps of
When the third signal transmitting and receiving antenna efficiency receives radar signal in second working channel, the control
Module controls the third signal transmitting and receiving antenna efficiency in the non-Radar channel of first working channel, while controlling described
Binary signal receiving-transmitting chain works in second working channel；
The control if second working channel does not receive radar signal is worked in if the second signal receiving-transmitting chain
Molding block controls the third signal transmitting and receiving antenna efficiency in second working channel, while controlling the second signal transmitting-receiving
Antenna efficiency is in first working channel.
As an improvement of the above scheme, if the first signal transmitting and receiving link and second signal receiving-transmitting chain work in it is described
The Radar channel of first working channel, then when detecting radar signal, first letter under the action of control module
Number receiving-transmitting chain and second signal receiving-transmitting chain work in the non-Radar channel of first working channel.
To achieve the above object, the embodiment of the invention also provides a kind of electronic equipment comprising such as any of the above-described implementation
Channel selecting system disclosed in example.
As an improvement of the above scheme, the electronic equipment is wireless router, access point apparatus or repeater.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram for channel selecting system that the prior art provides；
Fig. 2 is the schematic diagram of channel selecting system in the embodiment of the present invention 1；
Fig. 3 is the electrical block diagram of channel selecting system in the embodiment of the present invention 2；
Fig. 4 is the electrical block diagram that channel selecting system is applied to 5G equipment in the embodiment of the present invention 2；
Fig. 5 is the electrical block diagram of channel selecting system in the embodiment of the present invention 4；
Fig. 6 is the flow diagram of channel selecting method in the embodiment of the present invention 5.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Referring to fig. 2, the present invention provides a kind of embodiment 1 of channel selecting system, including control module 1 and with the control
The first channel selection block 2, second channel selecting module 3 and the third channel selection block 4 that molding block is separately connected；
First channel selection block 2 includes working in the first signal transmitting and receiving link 2 of the first working channel, and described the
Two channel selection blocks 3 include changeable the second letter for working in first working channel or working in the second working channel
Number receiving-transmitting chain 3, the third channel selection block 4 include changeable working in the second working channel or working in described the
The third signal transmitting and receiving link 4 of one working channel；First working channel includes non-Radar channel, second working channel
Including Radar channel；
Wherein, when radar signal is not present in second working channel, under the action of control module 1, institute
The third signal transmitting and receiving link 4 for stating third channel selection block 4 works in second working channel, first channel simultaneously
First signal transmitting and receiving link 2 of selecting module 2 and the second signal receiving-transmitting chain 3 of second channel selecting module 3 work in described
First working channel；When in second working channel there are when radar signal, it is described under the action of control module 1
The third signal transmitting and receiving link 4 of third channel selection block 4 works in the same of the non-Radar channel in first working channel
The second signal receiving-transmitting chain 3 of Shi Suoshu second channel selecting module 3 works in second working channel, the first channel selection
First signal transmitting and receiving link 2 of module 2 stops sending work.
A kind of channel selecting system provided in this embodiment whether there is by the control module 1 according in working channel
Radar signal works in first signal selection module 2, second signal selecting module 3 and third signal selection module 4 not
With the Radar channel or non-Radar channel of frequency range, realize that there are can guarantee that user's is wireless radar signal even if in working channel
Network data normal transmission.Solving prior art when detecting radar signal using simple circuit structure will appear number
The problem of according to Transmission, improves wireless network reliability and user experience.
Embodiment 2
Referring to Fig. 2 and Fig. 3, the circuit structure of channel selecting system in the embodiment of the present invention 1.The electricity of the channel selecting system
Line structure includes control module 1, the first channel selection block 2, second channel selecting module 3 and third channel selection block 4.Institute
Stating control module 1 includes central processing unit 10, the first working channel unit 11 and the second working channel unit 12；Described first
Channel selection block 2 includes front end unit 201, filter unit 202 and antenna 203；Before the second channel selecting module 3 includes
End unit 301, the first filter unit 302, second switching switch 303, antenna 304, the second filter unit 305 and the first switching are opened
Close 306；The third channel selection block 4 is cut including the switching of front end unit 401, first switch 402, filter unit 403, second
Change switch 404 and antenna 405, in which:
The central processing unit 10 is connected to the second working channel unit 12 and the first working channel unit
Between 11, the first output end of the first working channel unit 11 connects the input terminal of the front end unit 201, and described first
The first input end of working channel unit 11 connects the output end of the front end unit 201, the transmission end of the front end unit 201
The filter unit 202 is connected, the filter unit 202 connects the antenna 203；
The second output terminal of the first working channel unit 11 connects the input terminal of the front end unit 301, before described
The transmission end of end unit 301 connects first filter unit 302, and first filter unit 302 and second filtering are single
Member 305 connects the antenna 304 by the second switching switch 303, and the second of the first working channel unit 11 is defeated
Enter the output that end is separately connected second filter unit 305 and the front end unit 301 by the first switching switch 306
End；
The second working channel unit 12 connects the front end unit 401, and the transmission end of the front end unit 401 passes through
The first switching switch 402 is separately connected the filter unit 403 and the second switching switch 404, the filter unit
403 are connected between the first switching switch 402 and the second switching switch 404, and the second switching switch 404 connects
The antenna 405.
A kind of working principle of the embodiment 1 of channel selecting system provided by the invention is described in detail below.
Under normal operating conditions, the first working channel unit 11 works in the first working channel and is responsible for carrying out data
Transmission, the second working channel unit 12, which works in the second working channel, to be responsible for detecting radar signal therein and carries out data
Transmission；The second working channel unit 12 detects that radar signal then sends interrupt signal by the central processing unit 10
To the first working channel unit 11, the second working channel unit 12 triggers the first switching 402 He of switch at this time
It is non-in first working channel that the second switching switch 404 switches to the working channel of the third channel selection block 4
Radar channel；The first working channel unit 11 will trigger the first switching 306 He of switch after receiving the interrupt signal
The working channel of the second channel selecting module 3 is switched to the thunder in the second working channel by the second switching switch 303
Detect it with the presence or absence of radar signal in channel up to channel, the first channel selection block 2 stops working.If described
Two channel selection blocks 3, which are not detected radar signal and are then sent by the central processing unit 10, restores signal to described second
Working channel unit 12, while the first switching switch 306 and the second switching switch 303 are triggered by the second channel
The working channel of selecting module 3 switches to the non-Radar channel in the first working channel；The second working channel unit 12 connects
The first switching switch 402 and second switching are triggered after receiving the recovery signal that the central processing unit 10 is sent
Switch 404 makes the working channel of three channel selection block 4 switch to the Radar channel in the second working channel.
As it can be seen that channel selecting system provided in an embodiment of the present invention is according in working channel by the control module 1
It is no that there are radar signals to make 4 work of first signal selection module 2, second signal selecting module 3 and third signal selection module
Make in the Radar channel or non-Radar channel of different frequency range, realizes that there are can guarantee user radar signal even if in working channel
Wireless network data normal transmission.Solves prior art meeting when detecting radar signal using simple circuit structure
There is the problem of data-transmission interruptions, improves wireless network reliability and user experience.
Embodiment 3
The working channel of 5G equipment is divided into low-frequency band and high frequency band, and low-frequency band includes frequency band 1 and frequency band 2, high frequency band
Including frequency band 3 and frequency band 4.The band limits of frequency band 1 and frequency band 2 is 5170~5330 megahertzs, the frequency range of frequency band 3 and frequency band 4
Range is 5490~5835 megahertzs, midband 2 (5250~5330 megahertzs) and (5490~5710 megahertzs) of frequency band 3 categories
In Radar channel.A kind of channel selecting system provided in an embodiment of the present invention is mainly used in 3 needs of frequency band 1, frequency band 2 and frequency band
The case where working at the same time.
Fig. 4 is the electrical block diagram that channel selecting system is applied to 5G equipment in the embodiment of the present invention 2, the channel
The circuit structure that selection system is applied to 5G equipment includes control module 1, the first channel selection block 2, second channel selection mould
Block 3 and third channel selection block 4.The control module 1 (works in low frequency including CPU10, the first working channel unit 11
Band, 5170~5330MHz) and the second working channel unit 12 (working in high frequency band, 5490~5835MHz)；First letter
Road selecting module 2 includes front end unit 201, filter unit 202 and antenna 203；The second channel selecting module 3 includes front end
Unit 301, the first filter unit 302, second switching switch 303, antenna 304, the second filter unit 305 and the first switching switch
306；The third channel selection block 4 include the first front end unit 401, first switching switch 402, the first filter unit 403,
Second switching switch 404, first antenna 405, the second front end unit 411, third switch switch 412, the second filter unit 413,
4th switching switch 414 and the second antenna 415.Wherein:
The CPU10 is connected between the second working channel unit 12 and the first working channel unit 11, institute
The first output end for stating the first working channel unit 11 connects the input terminal of the front end unit 201, first working channel
The first input end of unit 11 connects the output end of the front end unit 201, described in the transmission end connection of the front end unit 201
Filter unit 202, the filter unit 202 connect the antenna 203；
The second output terminal of the first working channel unit 11 connects the input terminal of the front end unit 301, before described
The transmission end of end unit 301 connects first filter unit 302, and first filter unit 302 and second filtering are single
Member 305 connects the antenna 304 by the second switching switch 303, and the second of the first working channel unit 11 is defeated
Enter the output that end is separately connected second filter unit 305 and the front end unit 301 by the first switching switch 306
End；
The second working channel unit 12 connects first front end unit 401, the biography of first front end unit 401
Defeated end is separately connected first filter unit 403 and the second switching switch 404 by the first switching switch 402,
First filter unit 403 is connected to the first switching switch 402 and described second and switches between switch 404, and described the
Two switching switches 404 connect the first antenna 405；The second working channel unit 12 is also connected with second front end unit
411, the transmission end of second front end unit 411 switches switch 412 by the third and is separately connected the second filtering list
Member 413 and the 4th switching switch 414, second filter unit 413 are connected to the third and switch switch 412 and described
Between 4th switching switch 414, the 4th switching switch 414 connects second antenna 415.
Below to a kind of embodiment 2 of channel selecting system provided by the invention be applied to the working principle in 5G equipment into
The detailed description of row.
Under normal operating conditions, the first working channel unit 11 works in frequency band 1 and in dynamic frequency selection
Slave mode (subordinate mode) in (Dynamic Frequency Selection, DFS) is responsible for carrying out data biography with gateway
It is defeated；The second working channel unit 12 works in the Master mode (holotype) that frequency band 3 is in DFS and is responsible for each visitor of covering
The second working channel unit 12 at family end, the Master mode worked in DFS at this time has the function of Radar Signal Detection
And the signal transmission of the equipment of the Slave mode in DFS can be controlled.When the second working channel unit 12 detects
Interrupt signal is then sent to the first working channel unit 11 by the CPU10 when to radar signal, while described second
Working channel unit 12 triggers the first switching switch 402, the second switching switch 404, third switching switch 412
So that the working channel of three channel selection block 4 is switched to frequency band 1 with the 4th switching switch 414, and is connected to original
The client of the second working channel unit 12, which sends signal, makes client that working channel is switched to frequency band 1, described at this time
Second working channel unit 12 is in Master mode and Slave mode in DFS simultaneously；The first working channel unit 11
The first switching switch 306 will be triggered after receiving the interrupt signal and the second switching switch 303 is believed described second
The working channel of road selecting module 3 switches to frequency band 3 while detects it in frequency band 3 with the presence or absence of radar signal；It is described at this time
Second channel selecting module 3 is in the reception pattern (RX mode) in DFS, specifically, the second channel selecting module 3 is in
The second channel selecting module 3 can only carry out the reception of data packet and cannot emit when RX mode in DFS.When described second
When the working channel of channel selection block 3 switches to frequency band 3, first channel selection block 2 stops working.If described second
Radar signal is not detected in frequency band 3 and is then sent by the CPU10 for channel selection block 3 restores signal to second work
Make Channel Elements 12, at the same trigger it is described first switching switch 306 and it is described second switch switch 303 second channel is selected
The working channel for selecting module 3 switches to frequency band 1 and the Slave mode in DFS is responsible for carrying out data transmission with gateway；It is described
Second working channel unit 12 triggers the first switching switch 402, institute after receiving the recovery signal that the CPU10 is sent
Stating the second switching switch 404, third switching switch 412 and the 4th switching switch 414 makes the three channel selections mould
The working channel of block 4 switches to frequency band 3 and the Master mode in DFS, and sends signal to the client being attached thereto,
The working channel of client is set to be switched to frequency band 3.
Preferably, when the second working channel unit 12 is in the Slave mode in DFS, working channel by with
Its equipment for working in Master mode connected determines that the second working channel unit 12 can be visited without radar signal
It surveys.And if the equipment switching channel for working in Master mode to frequency band 1 or frequency band 2, changes and is worked by described first
Channel Elements 11 are responsible for being attached with the equipment for working in Master mode, can not use and arrive switch switching circuit.
Preferably, when the Master mode that the first working channel unit 11 is in DFS and when working in frequency band 2,
Once detecting radar in frequency band 2, then it can jump to 1 channel of frequency band and work.Frequency band 1 is non-radar working channel, no
It needs to carry out Radar Signal Detection.
As it can be seen that channel selecting system provided in an embodiment of the present invention is according in working channel by the control module 1
It is no that there are radar signals to make 4 work of first signal selection module 2, second signal selecting module 3 and third signal selection module
Make in the Radar channel or non-Radar channel of different frequency range, realizes that there are can guarantee user radar signal even if in working channel
Wireless network data normal transmission.Solves prior art meeting when detecting radar signal using simple circuit structure
There is the problem of data-transmission interruptions, improves wireless network reliability and user experience.
Embodiment 4
Referring to Fig. 5, the present invention provides a kind of embodiment 4 of channel selecting system.The embodiment of the present invention 4 and embodiment 2
Difference is in embodiment 4 that first channel selection block 2, second channel selecting module 3 and third channel selection block 4 include
A plurality of signal transmitting and receiving link.
In the present embodiment, the first channel selection block 2, second channel selecting module 3 and third channel selection block 4 are wrapped
The letter can be made when certain receiving-transmitting chain breaks down suddenly and can not work by including a plurality of signal transmitting and receiving link and ensure that
Selection system in road continues to work normally and achieve beneficial effect similarly to Example 2.Its working principle is the same as above-described embodiment 2
Unanimously, details are not described herein again.
Embodiment 5
Referring to Fig. 6, present embodiment discloses a kind of channel selecting method, this method is suitable for any of the above-described a embodiment
Channel selecting system, the method comprising the steps of:
S101, when the third signal transmitting and receiving antenna efficiency receives radar signal in second working channel, institute
It states control module and controls the third signal transmitting and receiving antenna efficiency in the non-Radar channel of first working channel, control simultaneously
The second signal receiving-transmitting chain works in second working channel；
S102, institute if second working channel does not receive radar signal is worked in if the second signal receiving-transmitting chain
It states control module and controls the third signal transmitting and receiving antenna efficiency in second working channel, while controlling the second signal
Receiving-transmitting chain works in first working channel.
Preferably, if the first signal transmitting and receiving link and second signal receiving-transmitting chain work in first working channel
Radar channel, and when receiving radar signal, then under the action of the control module the first signal transmitting and receiving link with
Second receiving-transmitting chain jumps the non-Radar channel for working in first working channel.
Present embodiment discloses a kind of channel selecting methods, simultaneously suitable for channel selecting system described in any one embodiment
Obtain same beneficial effect.Its working principle is consistent with any one above-mentioned embodiment, and details are not described herein again.
The above is only better embodiments of the invention, it is noted that above-mentioned better embodiment is not construed as pair
Limitation of the invention.Protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (12)
1. a kind of channel selecting system, which is characterized in that including control module and be separately connected with the control module
One channel selection block, second channel selecting module and third channel selection block；
First channel selection block includes the first signal transmitting and receiving link for working in the first working channel, the second channel
Selecting module includes the changeable second signal transmitting-receiving for working in first working channel or working in the second working channel
Link, the third channel selection block include that changeable working in the second working channel or work in first work is believed
The third signal transmitting and receiving link in road；First working channel includes non-Radar channel, and second working channel includes radar
Channel；
Wherein, when radar signal is not present in second working channel, under the action of the control module, the third
The third signal transmitting and receiving antenna efficiency of channel selection block is in second working channel while the second channel selecting module
Second signal receiving-transmitting chain work in first working channel；When in second working channel there are when radar signal,
Under the action of the control module, the third signal transmitting and receiving antenna efficiency of the third channel selection block is in first work
The second signal receiving-transmitting chain of the second channel selecting module works in described while making the non-Radar channel in channel
Two working channels, the first signal transmitting and receiving link of first channel selection block stop sending work.
2. channel selecting system as described in claim 1, which is characterized in that the control module includes the first working channel list
Member, the second working channel unit and central processing unit；
The central processing unit is connected between the second working channel unit and the first working channel unit, described
First working channel unit is separately connected first channel selection block and second channel selecting module, the second work letter
Road unit connects the third channel selection block.
3. channel selecting system as described in claim 1, which is characterized in that the first signal transmitting and receiving link includes front end list
Member, filter unit and antenna；
The front end unit connects the control module, and the transmission end of the front end unit connects the filter unit, the filter
Wave unit connects the antenna.
4. channel selecting system as described in claim 1, which is characterized in that the second signal receiving-transmitting chain includes front end list
Member, the first filter unit, the second filter unit, the first switching switch, the second switching switch and antenna；
The front end unit connects the control module, and the transmission end of the front end unit connects first filter unit, institute
It states the first filter unit and second filter unit passes through the second switching switch and connects the antenna, second filter
Wave unit connects the control module by the first switching switch.
5. channel selecting system as described in claim 1, which is characterized in that the third signal transmitting and receiving link includes front end list
Member, filter unit, the first switching switch, the second switching switch and antenna；
The front end unit connects the control module, the transmission end connection of the front end unit the first switching switch, institute
It states the first switching switch and is separately connected the second switching switch and the filter unit, the filter unit is connected to described the
Between one switching switch and the second switching switch, the second switching switch connects the antenna.
6. channel selecting system as described in claim 1, which is characterized in that the frequency range of first working channel is
5170~5330 megahertzs, the frequency range of second working channel is 5490~5835 megahertzs.
7. channel selecting system as claimed in claim 4, which is characterized in that the first switching switch and second switching
Switch is radio frequency converting switch.
8. channel selecting system as claimed in claim 5, which is characterized in that the first switching switch and second switching
Switch is radio frequency converting switch.
9. a kind of channel selecting method, which is characterized in that including channel selecting system as described in any one of claims 1 to 8
Comprising steps of
When the third signal transmitting and receiving antenna efficiency receives radar signal in second working channel, the control module
The third signal transmitting and receiving antenna efficiency is controlled in the non-Radar channel of first working channel, while controlling second letter
Number receiving-transmitting chain works in second working channel；
The control mould if second working channel does not receive radar signal is worked in if the second signal receiving-transmitting chain
Block controls the third signal transmitting and receiving antenna efficiency in second working channel, while controlling the second signal receiving-transmitting chain
Work in first working channel.
10. channel selecting method as claimed in claim 9, which is characterized in that if the first signal transmitting and receiving link and second
Signal transmitting and receiving antenna efficiency is in the Radar channel of first working channel, then when detecting radar signal, in the control
The first signal transmitting and receiving link works in the non-of first working channel with second signal receiving-transmitting chain under the action of module
Radar channel.
11. a kind of electronic equipment, which is characterized in that the electronic equipment includes channel as described in any one of claims 1 to 8
Selection system.
12. electronic equipment as claimed in claim 11, which is characterized in that the electronic equipment is wireless router, access point
Equipment or repeater.
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| CN201710886233.XA CN107612577B (en) | 2017-09-27 | 2017-09-27 | A kind of channel selecting system, method and electronic equipment |
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| CN201710886233.XA CN107612577B (en) | 2017-09-27 | 2017-09-27 | A kind of channel selecting system, method and electronic equipment |
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| CN107612577B true CN107612577B (en) | 2019-10-18 |
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| CN108235350B (en) * | 2018-03-09 | 2021-03-19 | 深圳市共进电子股份有限公司 | Wireless terminal identification method, device, equipment and storage medium |
| US10750372B2 (en) * | 2018-12-20 | 2020-08-18 | Cypress Semiconductor Corporation | Operation of access points and autonomous group owners |
| CN111865455B (en) * | 2019-04-26 | 2022-03-29 | 华为技术有限公司 | Communication method based on radar signal detection, access point equipment and chip |
| CN112105070B (en) * | 2020-08-31 | 2022-05-27 | 新华三技术有限公司 | Channel switching method and device |
| WO2022052046A1 (en) * | 2020-09-11 | 2022-03-17 | ARRIS Enterprises, LLC | Automatically reverting back to original dfs channel after the non-occupancy period associated with a detected radar signal expires |
| CN114554564A (en) * | 2020-11-26 | 2022-05-27 | 华为技术有限公司 | Network device, user terminal, chip, wireless communication system and method |
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